/*
 * Copyright (C) 2005-2011 MaNGOS <http://www.getmangos.com/>
 *
 * Copyright (C) 2008-2011 Trinity <http://www.trinitycore.org/>
 *
 * Copyright (C) 2006-2011 ScriptDev2 <http://www.scriptdev2.com/>
 *
 * Copyright (C) 2010-2011 ProjectSkyfire <http://www.projectskyfire.org/>
 * 
 * Copyright (C) 2011 ArkCORE <http://www.arkania.net/>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */

/* Script Data Start
 SDName: Boss meathook
 SDAuthor: Tartalo
 SD%Complete: 100
 SDComment: It may need timer adjustment
 SDCategory:
 Script Data End */

#include "ScriptPCH.h"
#include "culling_of_stratholme.h"

enum Spells {
	SPELL_CONSTRICTING_CHAINS = 52696, //Encases the targets in chains, dealing 1800 Physical damage every 1 sec. and stunning the target for 5 sec.
	H_SPELL_CONSTRICTING_CHAINS = 58823,
	SPELL_DISEASE_EXPULSION = 52666, //Meathook belches out a cloud of disease, dealing 1710 to 1890 Nature damage and interrupting the spell casting of nearby enemy targets for 4 sec.
	H_SPELL_DISEASE_EXPULSION = 58824,
	SPELL_FRENZY = 58841
//Increases the caster's Physical damage by 10% for 30 sec.
};

enum Yells {
	SAY_AGGRO = -1595026,
	SAY_SLAY_1 = -1595027,
	SAY_SLAY_2 = -1595028,
	SAY_SLAY_3 = -1595029,
	SAY_SPAWN = -1595030,
	SAY_DEATH = -1595031
};

class boss_meathook: public CreatureScript {
public:
	boss_meathook() :
			CreatureScript("boss_meathook") {
	}

	CreatureAI* GetAI(Creature* pCreature) const {
		return new boss_meathookAI(pCreature);
	}

	struct boss_meathookAI: public BossAI {
		boss_meathookAI(Creature *c) :
				BossAI(c, DATA_MEATHOOK_EVENT) {
			if (instance)
				DoScriptText(SAY_SPAWN, me);
		}

		uint32 uiChainTimer;
		uint32 uiDiseaseTimer;
		uint32 uiFrenzyTimer;

		void Reset() {
			uiChainTimer = urand(12000, 17000); //seen on video 13, 17, 15, 12, 16
			uiDiseaseTimer = urand(2000, 4000); //approx 3s
			uiFrenzyTimer = urand(21000, 26000); //made it up

			if (instance)
				instance->SetData(DATA_MEATHOOK_EVENT, NOT_STARTED);
		}

		void EnterCombat(Unit* /*who*/) {
			DoScriptText(SAY_AGGRO, me);

			if (instance)
				instance->SetData(DATA_MEATHOOK_EVENT, IN_PROGRESS);
		}

		void UpdateAI(const uint32 diff) {
			//Return since we have no target
			if (!UpdateVictim())
				return;

			if (uiDiseaseTimer <= diff) {
				DoCastAOE(SPELL_DISEASE_EXPULSION);
				uiDiseaseTimer = urand(1500, 4000);
			} else
				uiDiseaseTimer -= diff;

			if (uiFrenzyTimer <= diff) {
				DoCast(me, SPELL_FRENZY);
				uiFrenzyTimer = urand(21000, 26000);
			} else
				uiFrenzyTimer -= diff;

			if (uiChainTimer <= diff) {
				if (Unit *pTarget = SelectTarget(SELECT_TARGET_RANDOM, 0, 100, true))
					DoCast(pTarget, SPELL_CONSTRICTING_CHAINS); //anyone but the tank
				uiChainTimer = urand(2000, 4000);
			} else
				uiChainTimer -= diff;

			DoMeleeAttackIfReady();
		}

		void JustDied(Unit* /*killer*/) {
			_JustDied();
			DoScriptText(SAY_DEATH, me);

			if (instance)
				instance->SetData(DATA_MEATHOOK_EVENT, DONE);
		}

		void KilledUnit(Unit * victim) {
			if (victim == me)
				return;

			DoScriptText(RAND(SAY_SLAY_1, SAY_SLAY_2, SAY_SLAY_3), me);
		}
	};
};

void AddSC_boss_meathook() {
	new boss_meathook();
}
